矩阵整理，把矩阵排列成可以计算的形式，提供方便得数学运算，方便调用。-Matrix finishing, the matrix can be calculated arranged in the form of a mathematical convenience, convenient to call.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001228s ]
SELECT `a`.`aid`,`a`.`title`,`a`.`create_time`,`m`.`username` FROM `jrk_downrecords` `a` INNER JOIN `jrk_member` `m` ON `a`.`uid`=`m`.`id` WHERE `a`.`status` = 1 GROUP BY `a`.`aid` ORDER BY `a`.`create_time` DESC LIMIT 10 [ RunTime:0.102083s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.017122s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.014955s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.007160s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004523s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000966s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004074s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.023268s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001697s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 258265 [ RunTime:0.020371s ]
